KARACHI: Interior Minister Mohsin Naqvi says Pakistan Coast Guards is an essential force and it will be upgraded on modern standards to increase its functionality and efficiency. This he said while chairing an important meeting of the Pakistan Coast Guards at its headquarters in Karachi Wednesday. Interior Minister said coastal guards have most important and proactive role in controlling smuggling. Mohsin Naqvi also lauded coastal guards' services regarding controlling illegal trade and smuggling despite limited resources.